Auxiliary verbs are an essential part of English grammar and are needed to form both negative and interrogative sentences. Auxiliary verbs are in effect, the most basic part of the English language and should be practiced right from the start when language learners and picking up the basics:
The most basic auxiliaries are:
You are happy. Are you happy?
It is interesting. Is it interesting?
He has gone out. Has he gone out?
I do not enjoy going on holiday with my family. Do you enjoy going on holiday with your family?
You must also review modal verbs, as they are also used as auxiliaries:
Will, would, should, might, can, could, must
I will look for a job soon. Will you look for a job soon?
I would like to go out tonight.
You should study more phrasal verbs.
You might pass the exam if you study more
I can speak German fluently
I could swim at the age of 6
I must get to work before 9am
For more practice exercises, click HERE